By BUILDER Magazine Staff. Builders looking to offer the comforts of the office at home may want to think about installing the 2x10 KSU/PBX Telephone System from OnQ Technologies. The KSU/PBX is a business-quality phone system that started shipping in December 2002. The system is designed to hook into any OnQ structured wiring enclosure and has the following features: auto attendant, voice mail, two-door intercom extensions, music on hold, and internal calling within the home. Call 800-321-2343 or visit for more information.